Select all / all on page checkbox ASPxGridView

http://www.devexpress.com/Support/Center/Example/Details/E1682

Great way to stop session timeout

http://weblogs.asp.net/stevewellens/archive/2009/06/09/ah-ah-ah-ah-staying-alive-staying-alive.aspx

Remove Edit / Cancel links from ASPxGridView edit form

Add an Edit Form Template Replacement..